--- gcc/config/x-netbsd	2018/04/24 18:20:24	1.1.1.1
+++ gcc/config/x-netbsd	2018/04/24 18:27:26	1.1.1.2
@@ -3,3 +3,4 @@ STMP_FIXPROTO =
 
 # We don't need GCC's own include files.
 USER_H =
+INSTALL_ASSERT_H =